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#include "string_piece.h" #include <assert.h> #include <unordered_set> using namespace std; int main() { unordered_set<StringPiece> sps; sps.insert(STRING_PIECE("foo")); sps.insert(STRING_PIECE("foo")); sps.insert(STRING_PIECE("bar")); assert(sps.size() == 2); assert(sps.count(STRING_PIECE("foo")) == 1); assert(sps.count(STRING_PIECE("bar")) == 1); }